Pomona, MO Radon Mitigation and Testing

Q: What EPA Radon Zone is Pomona in?

Pomona is in Howell County, EPA Zone 2.

Q: How much does radon mitigation cost in Pomona?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Howell County

EPA Zone 2

Situated in Howell County within Missouri's Ozark region, Pomona rests on dolomite and limestone bedrock that can create variable radon conditions depending on local geology and soil cover. Current radon data for zip code 65789 is limited, making individual home testing important for area residents. The region's mix of older rural properties and recreational homes often feature different foundation types that can affect radon entry patterns.

Pomona, MO Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Pomona, MO Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Pomona Radon Facts

Key details about the radon risk profile for Pomona and the 65789 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Howell County, MO

Zip Code

65789

Predicted Screening Level

2–4 pCi/L (Zone 2)

Pomona and the 65789 zip code are located in Howell County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Pomona, MO

What EPA Radon Zone is Pomona in?

Pomona and the 65789 zip code are in Howell County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Pomona?

Radon mitigation in Pomona typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Pomona?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in Missouri

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Troy	8.50 pCi/L	4
Lees Summit	7.00 pCi/L	3
Columbia	3.00 pCi/L	2
House Springs	7.00 pCi/L	1
Kansas City	7.00 pCi/L	1
Springfield	7.00 pCi/L	1
Independence	5.00 pCi/L	1
Wentzville	No submissions	0